Features:
-3.5 inch high resolution LCD color screen, support bidirectional switching display measurement data
-Can store 500 hours of parameter and trend data
-Dual-mode Bluetooth and USB, equipped with medical assistant APP for personal blood oxygen / temperature management
-2000mAh polymer lithium battery, one-button switch to save power mode
-Comes with metal bracket and base, gravity sensor, can switch the display direction of horizontal / vertical screen, configure lock screen mode
-English menu available, can set multiple functions such as upper and lower alarm limit / time / volume / automatic shutdown
